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Table 3 CMR Findings

From: Myocardial fibrosis by late gadolinium enhancement cardiovascular magnetic resonance in myotonic muscular dystrophy type 1: highly prevalent but not associated with surface conduction abnormality

CMR data

Whole Cohort (N = 52)

Conduction Abnormality Positive (N = 31)

Conduction Abnormality Negative (N = 21)

P value

 LVEF (%)

60 ± 6

59 ± 6

60 ± 6

0.687

 LV EDVI, ml/m2

65 ± 15

65 ± 14

66 ± 15

0.728

 LV ESVI, ml/m2

26 ± 8

26 ± 8

26 ± 7

0.940

 LV mass index, g/m2

44 ± 11

45 ± 14

43 ± 6

0.563

 LAVI, ml/m2

30 ± 11

31 ± 10

29 ± 12

0.634

 LGE, N (%)

22 (42%)

13 (42)

9 (43)

0.999

 LGE mass, g

2.4 ± 3.6

2.4 ± 3.8

2.3 ± 3.4

0.876

 LGE, %

3.1 ± 4.6

3.0 ± 4.6

3.1 ± 4.7

0.975

 ECV, %

25 ± 3

26 ± 3

24 ± 3

0.050

  1. Data are presented as mean ± SD or N (%). LVEF left ventricular ejection fraction, EDVI end-diastolic volume index, ESVI end-systolic volume index, LAVI left atrial volume index, LGE late gadolinium enhancement, ECV extracellular volume